A.at its goose neck to such a extent
B.at it's goose neck to such an extent
C.at it's goose neck for such a extent
D.at its goose neck to such an extent
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A.height
B.breadth
C.depth
D.length
A.lift
B.rise
C.elevate
D.hoist
A.Radial
B.Sheath-screw
C.Quadrantal
D.Gravity
A.Centrifugal
B.Gear
C.Piston
D.Vane
A.A flashing light combined with a fixed light of greater brightness
B.Light flashes combined in groups，with a different number of flashes in each group
C.A light showing groups of two or more flashes at regular intervals
D.A fixed light varied at regular intervals by groups of two or more flashes of greater brightness
最新試題
The Repairer shall be relieved of all obligations under these terms and conditions caused by such all following matters except（）.
When a line is spirally coiled about its end and lying flat on deck，it is said to be（）.
The main advantage and chief characteristic of a Steulchen boom is that it can be（）.
The lifeboats on your vessel are stowed on cradles on deck and are handled by sheath-screw boom davits. Which of the following statements about launching a boat is TRUE?（）
Fueling activities（）waste liquids and vapor releases to air.
To warp a vessel means to（）.
The process of lowering a boom to a horizontal position and onto its deck support is called（）.
The Chief Petty Officer employed in the repair and maintenance work shall such abilities as to prepare and apply（）.
When hoisting a boat on gravity type davits using an electric motor driven winch，the davit arms should be brought up（）.
The margin plate is the（）.